What was found
DURING C-CHECK, MCD AFT UPPER CORNER FRAME DOUBLER (INTERNAL) CRACKED, AS VIEWED THROUGH THE MCD UPPER AFT LIGHTENING HOLE. REMOVED AFT UPPER FRAME CORNER DOUBLER IAW B-727 SRM 51-30-2. FABRICATED AND INSTALLED PART IAW B-727 SRM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-CHECK, MCD AFT UPPER CORNER FRAME DOUBLER (INTERNAL) CRACKED, AS VIEWED THROUGH THE MCD UPPER AFT LIGHTENING HOLE. REMOVED AFT UPPER FRAME CORNER DOUBLER IAW B-727 SRM 51-30-2. FABRICATED AND INSTALLED PART IAW B-727 SRM.